LUNAR Antonyms There are 3 antonyms of the word lunar. (opposite meanings)Did you mean?Definition of LUNARSynonyms of LUNARAlso try opposite words for..lunarslunarianlunaristBest Opposite Words For LUNARTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1daytimenounn2diurnaladjectiveadj3solarverb, adverb, noun, adjectivev, adv, n, adj Alternatives for DAYTIME Words (5)daydaylightdaytimediurnalsunlightOpposite words for daytime Alternatives for DIURNAL Words (1)circadianOpposite words for diurnal Alternatives for SOLAR Words (9)astralastronomiccelestialheliacalphotovoltaicplanetaryradiantsolarstellarOpposite words for solar